Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 77 − 58 by rounding each number to the nearest 10: ______
- Estimate 72 − 22 by rounding each number to the nearest 10: ______
- Estimate 43 − 68 by rounding each number to the nearest 10: ______
- Estimate 30 + 69 by rounding each number to the nearest 10: ______
- Estimate 30 − 81 by rounding each number to the nearest 10: ______
- Estimate 37 − 30 by rounding each number to the nearest 10: ______
- Estimate 88 + 29 by rounding each number to the nearest 10: ______
- Estimate 82 − 74 by rounding each number to the nearest 10: ______
- Estimate 39 − 60 by rounding each number to the nearest 10: ______
- Estimate 88 − 35 by rounding each number to the nearest 10: ______
- Estimate 88 + 69 by rounding each number to the nearest 10: ______
- Estimate 71 + 54 by rounding each number to the nearest 10: ______
- Estimate 84 + 65 by rounding each number to the nearest 10: ______
- Estimate 47 − 62 by rounding each number to the nearest 10: ______
- Estimate 35 − 33 by rounding each number to the nearest 10: ______
- Estimate 83 + 49 by rounding each number to the nearest 10: ______
- Estimate 59 − 45 by rounding each number to the nearest 10: ______
- Estimate 70 − 37 by rounding each number to the nearest 10: ______
- Estimate 75 − 43 by rounding each number to the nearest 10: ______
- Estimate 54 − 30 by rounding each number to the nearest 10: ______