Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 57 by rounding each number to the nearest 10: ______
- Estimate 52 + 86 by rounding each number to the nearest 10: ______
- Estimate 52 + 21 by rounding each number to the nearest 10: ______
- Estimate 48 + 54 by rounding each number to the nearest 10: ______
- Estimate 49 + 32 by rounding each number to the nearest 10: ______
- Estimate 84 − 58 by rounding each number to the nearest 10: ______
- Estimate 29 − 57 by rounding each number to the nearest 10: ______
- Estimate 34 − 74 by rounding each number to the nearest 10: ______
- Estimate 79 − 38 by rounding each number to the nearest 10: ______
- Estimate 58 + 77 by rounding each number to the nearest 10: ______
- Estimate 45 − 57 by rounding each number to the nearest 10: ______
- Estimate 35 + 23 by rounding each number to the nearest 10: ______
- Estimate 54 + 71 by rounding each number to the nearest 10: ______
- Estimate 79 − 53 by rounding each number to the nearest 10: ______
- Estimate 54 − 84 by rounding each number to the nearest 10: ______
- Estimate 42 − 86 by rounding each number to the nearest 10: ______
- Estimate 43 + 64 by rounding each number to the nearest 10: ______
- Estimate 47 − 75 by rounding each number to the nearest 10: ______
- Estimate 88 + 62 by rounding each number to the nearest 10: ______
- Estimate 60 − 68 by rounding each number to the nearest 10: ______