Matemáticas mentales Worksheet
Recommended for 1er grado — 5to grado
Matemáticas mentales Worksheet
Name: ____________________Date: ____________
Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.
20 problems
94 − 10 = ______
33 + 10 = ______
48 − 10 = ______
69 − 10 = ______
73 + 10 = ______
9 × 10 = ______
15 + 20 = ______
62 + 10 = ______
44 − 10 = ______
5 × 10 = ______
25 + 10 = ______
35 − 10 = ______
48 + 20 = ______
13 + 10 = ______
4 × 10 = ______
60 + 10 = ______
6 × 10 = ______
84 − 10 = ______
64 + 20 = ______
38 − 10 = ______
