1.A) 64÷4=16
Split 64 into 40 and 24
I chose 40 because I know 4x10=40
I chose 24 because I know 24x6=4
10+6=16
B)91÷7=13
Split 91 into 70 and 21
I chose 70 because I know 7x10=70
I chose 21 because I know 7x3=21
10+3=13
C) 95÷5=19
Split 95 into 50 and 45
I chose 50 because 5x10=50
I chose 45 because 5x9= 45
10+9=19
D) 78÷6=
Split 78 into 60 and 18
I chose 60 because 60x10=6
I chose 18 because 18x3=6
10+3=13
E) 45÷3=15
Split 45 into 30 and 15
I chose 30 because 30x10=3
I chose 15 because 15x5=3
10+5=15
F)96÷8=12
Split 96 into 80 and 16
I chose 80 because 80 x 10=8
I chose 16 because 16x2=8
10+2=12
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