Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 + 63 by rounding each number to the nearest 10: ______
- Estimate 29 − 60 by rounding each number to the nearest 10: ______
- Estimate 81 − 60 by rounding each number to the nearest 10: ______
- Estimate 48 − 63 by rounding each number to the nearest 10: ______
- Estimate 60 − 65 by rounding each number to the nearest 10: ______
- Estimate 88 − 89 by rounding each number to the nearest 10: ______
- Estimate 42 + 57 by rounding each number to the nearest 10: ______
- Estimate 53 + 50 by rounding each number to the nearest 10: ______
- Estimate 34 + 89 by rounding each number to the nearest 10: ______
- Estimate 26 − 74 by rounding each number to the nearest 10: ______
- Estimate 21 − 23 by rounding each number to the nearest 10: ______
- Estimate 77 − 37 by rounding each number to the nearest 10: ______
- Estimate 27 + 35 by rounding each number to the nearest 10: ______
- Estimate 65 − 41 by rounding each number to the nearest 10: ______
- Estimate 48 − 72 by rounding each number to the nearest 10: ______
- Estimate 45 − 26 by rounding each number to the nearest 10: ______
- Estimate 76 − 32 by rounding each number to the nearest 10: ______
- Estimate 69 − 87 by rounding each number to the nearest 10: ______
- Estimate 45 + 25 by rounding each number to the nearest 10: ______
- Estimate 87 + 56 by rounding each number to the nearest 10: ______