Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 75 by rounding each number to the nearest 10: ______
- Estimate 51 + 81 by rounding each number to the nearest 10: ______
- Estimate 65 − 58 by rounding each number to the nearest 10: ______
- Estimate 47 − 61 by rounding each number to the nearest 10: ______
- Estimate 49 + 73 by rounding each number to the nearest 10: ______
- Estimate 30 − 21 by rounding each number to the nearest 10: ______
- Estimate 69 + 29 by rounding each number to the nearest 10: ______
- Estimate 72 + 70 by rounding each number to the nearest 10: ______
- Estimate 55 − 40 by rounding each number to the nearest 10: ______
- Estimate 69 + 24 by rounding each number to the nearest 10: ______
- Estimate 77 − 80 by rounding each number to the nearest 10: ______
- Estimate 57 − 50 by rounding each number to the nearest 10: ______
- Estimate 61 − 23 by rounding each number to the nearest 10: ______
- Estimate 79 − 33 by rounding each number to the nearest 10: ______
- Estimate 49 + 73 by rounding each number to the nearest 10: ______
- Estimate 41 + 26 by rounding each number to the nearest 10: ______
- Estimate 66 + 48 by rounding each number to the nearest 10: ______
- Estimate 60 + 41 by rounding each number to the nearest 10: ______
- Estimate 77 − 54 by rounding each number to the nearest 10: ______
- Estimate 71 + 51 by rounding each number to the nearest 10: ______