Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 − 72 by rounding each number to the nearest 10: ______
- Estimate 80 + 34 by rounding each number to the nearest 10: ______
- Estimate 27 − 85 by rounding each number to the nearest 10: ______
- Estimate 48 − 30 by rounding each number to the nearest 10: ______
- Estimate 49 + 52 by rounding each number to the nearest 10: ______
- Estimate 87 + 85 by rounding each number to the nearest 10: ______
- Estimate 48 − 65 by rounding each number to the nearest 10: ______
- Estimate 89 + 58 by rounding each number to the nearest 10: ______
- Estimate 77 + 51 by rounding each number to the nearest 10: ______
- Estimate 66 + 33 by rounding each number to the nearest 10: ______
- Estimate 36 − 63 by rounding each number to the nearest 10: ______
- Estimate 52 − 57 by rounding each number to the nearest 10: ______
- Estimate 44 + 30 by rounding each number to the nearest 10: ______
- Estimate 55 + 57 by rounding each number to the nearest 10: ______
- Estimate 73 + 21 by rounding each number to the nearest 10: ______
- Estimate 41 − 41 by rounding each number to the nearest 10: ______
- Estimate 34 + 72 by rounding each number to the nearest 10: ______
- Estimate 43 − 81 by rounding each number to the nearest 10: ______
- Estimate 40 + 79 by rounding each number to the nearest 10: ______
- Estimate 33 − 58 by rounding each number to the nearest 10: ______