-6K + 7K
= 7k - 6k
Suppose 7 kangaroos are in a field and 6 of them leave
How many kangaroos are left
SIMPLIFY THIS EXPRESSION -6K + 7K
2 answers
A box containing 3 small bags of flour weighs 950 grams. Each bag of flour weighs 300 grams. How much does the empty box weighs ?