Page 90 - NUMINO Challenge_A1
P. 90
Problem solving Key Points
1 Matchsticks were used to make the following 21 is a number that
equations. Move only one matchstick in each is divisible by 7.
equation to make the equation true.
2 Move only one matchstick to make the equation Change an operation
true. symbol.
Puzzles 87
1 Matchsticks were used to make the following 21 is a number that
equations. Move only one matchstick in each is divisible by 7.
equation to make the equation true.
2 Move only one matchstick to make the equation Change an operation
true. symbol.
Puzzles 87
