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
95 − 10 = ______
63 + 20 = ______
67 − 10 = ______
61 − 10 = ______
81 − 10 = ______
55 − 10 = ______
36 + 10 = ______
8 × 10 = ______
6 × 10 = ______
84 + 10 = ______
41 + 10 = ______
80 + 10 = ______
23 − 10 = ______
1 × 10 = ______
25 − 10 = ______
35 + 10 = ______
5 × 10 = ______
7 × 10 = ______
99 − 10 = ______
37 + 10 = ______
