Equal number sentences

This task is about finding numbers that make number sentences true.

Question 1Change answer

Write a number in each box to make the number sentence true.

a)   6  +  2  =    +  5
 
b)   7  +    =  10  +  2
 
c)     +  1  =  3  +  4
 
d)   15  +  10  =    +  9
 
e)   8  +  3 =  6  +