Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 88 by rounding each number to the nearest 10: ______
- Estimate 77 + 35 by rounding each number to the nearest 10: ______
- Estimate 80 + 79 by rounding each number to the nearest 10: ______
- Estimate 84 + 64 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 23 + 54 by rounding each number to the nearest 10: ______
- Estimate 61 + 48 by rounding each number to the nearest 10: ______
- Estimate 46 − 61 by rounding each number to the nearest 10: ______
- Estimate 23 − 68 by rounding each number to the nearest 10: ______
- Estimate 66 + 55 by rounding each number to the nearest 10: ______
- Estimate 65 − 70 by rounding each number to the nearest 10: ______
- Estimate 54 − 39 by rounding each number to the nearest 10: ______
- Estimate 63 − 66 by rounding each number to the nearest 10: ______
- Estimate 75 + 69 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 57 − 51 by rounding each number to the nearest 10: ______
- Estimate 61 + 54 by rounding each number to the nearest 10: ______
- Estimate 42 + 27 by rounding each number to the nearest 10: ______
- Estimate 52 − 58 by rounding each number to the nearest 10: ______
- Estimate 79 + 75 by rounding each number to the nearest 10: ______