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
45 + 10 = ______
3 × 10 = ______
58 − 10 = ______
44 + 10 = ______
4 × 10 = ______
1 × 10 = ______
46 + 20 = ______
93 − 10 = ______
20 + 10 = ______
88 + 10 = ______
75 + 10 = ______
39 − 10 = ______
42 + 10 = ______
55 + 20 = ______
49 + 10 = ______
54 − 10 = ______
35 − 10 = ______
15 + 10 = ______
25 + 10 = ______
55 − 10 = ______
