In number 2 the answer is 23cm because 437÷19 is equal to 23
Mason had his payday yesterday. He billed $2445 into his bank account which already had $5078. The next day, he went to the supermarket and bought a $1934 TV with his credit card. That was also billed out from his bank account. You solve it by doing 2445+5078. Then with that answer, -1934 from it.
Since this is an improper fraction, you simplify it into a mixed number.
4 goes into 6 1 time. 2 left left over, resulting in 1 2/4. Simplify that into
1 1/2