Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 − 80 by rounding each number to the nearest 10: ______
- Estimate 64 + 51 by rounding each number to the nearest 10: ______
- Estimate 66 − 75 by rounding each number to the nearest 10: ______
- Estimate 21 − 81 by rounding each number to the nearest 10: ______
- Estimate 52 − 35 by rounding each number to the nearest 10: ______
- Estimate 36 − 60 by rounding each number to the nearest 10: ______
- Estimate 42 + 33 by rounding each number to the nearest 10: ______
- Estimate 66 + 62 by rounding each number to the nearest 10: ______
- Estimate 41 + 80 by rounding each number to the nearest 10: ______
- Estimate 50 − 67 by rounding each number to the nearest 10: ______
- Estimate 70 + 39 by rounding each number to the nearest 10: ______
- Estimate 29 − 61 by rounding each number to the nearest 10: ______
- Estimate 77 + 41 by rounding each number to the nearest 10: ______
- Estimate 79 + 74 by rounding each number to the nearest 10: ______
- Estimate 69 + 37 by rounding each number to the nearest 10: ______
- Estimate 29 − 27 by rounding each number to the nearest 10: ______
- Estimate 75 + 26 by rounding each number to the nearest 10: ______
- Estimate 89 + 73 by rounding each number to the nearest 10: ______
- Estimate 64 + 42 by rounding each number to the nearest 10: ______
- Estimate 86 + 66 by rounding each number to the nearest 10: ______