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The drawing above, if it is preserved by the formatting, illustrates how. For the first row, put on 4 coins in a row. Stack two additional coins on top of one of the coins. For the second row, make it perpendicular to the first row, and overlapping the stack of 3 coins. You have used a total of 9 coins, with the stack of 3 coins doing double duty for both rows.
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2 rows of 5 coins can you move 4 coins in make 5 rows of 4 coins?
This is only possible if you allow adding coinsNumber of coins in row x Number of rows = total number of coins5 x 2 = 10 coins4 x 4 = 20 coinsYou would need 10 more coins
Can you make 50p using only 2 coins?
No, the closest you can get is 40p using 2 x 20p coins.
If you have eight coins can you make 2 rows of five coins by just moving one coin?
If you think 2D you can stack one coin on top in a row.
How do you make a dollar using 12 coins?
10 nickels and 2 quarters
Name all the factor pairs of 12 showing each one using an array?
1 row of 12 12 rows of 1 3 rows of 4 4 rows of 3 2 rows of 6 6 rows of 2
2 rows of 5 coins can you move 4 coins in make 5 rows of 4 coins?
This is only possible if you allow adding coinsNumber of coins in row x Number of rows = total number of coins5 x 2 = 10 coins4 x 4 = 20 coinsYou would need 10 more coins
Can you make 50p using only 2 coins?
No, the closest you can get is 40p using 2 x 20p coins.
If you have eight coins can you make 2 rows of five coins by just moving one coin?
If you think 2D you can stack one coin on top in a row.
How could you arrange 4 coins so that you have 2 rows with 3 coins in each row?
You could make an L shape out of three coins, and place the fourth on the corner. That way there are three coins up and three across.
How do you make 1.00 using 50 coins?
50 lots of 2 penny coins, 50 lots of 2 eurocents.
How do you make a dollar using 12 coins?
10 nickels and 2 quarters
How can you make 56 centes using 4 coins?
2 quarters, a nickel and a penny.
Name all the factor pairs of 12 showing each one using an array?
1 row of 12 12 rows of 1 3 rows of 4 4 rows of 3 2 rows of 6 6 rows of 2
How many different ways can you make 30c using silver coins?
3
How do you make a dollar using nine coins?
2 quarters 3 dimes 4 nickels
How many ways can you make a dollar using seven coins?
2 quarters and 5 dimes
Which 2 sterling coins total 30p without using a 10p but using 2 coins?
A Crown (25p) and a 5p.
