Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 − 77 by rounding each number to the nearest 10: ______
- Estimate 30 − 66 by rounding each number to the nearest 10: ______
- Estimate 29 − 30 by rounding each number to the nearest 10: ______
- Estimate 32 + 30 by rounding each number to the nearest 10: ______
- Estimate 69 + 38 by rounding each number to the nearest 10: ______
- Estimate 22 − 42 by rounding each number to the nearest 10: ______
- Estimate 67 + 54 by rounding each number to the nearest 10: ______
- Estimate 81 + 24 by rounding each number to the nearest 10: ______
- Estimate 41 − 59 by rounding each number to the nearest 10: ______
- Estimate 37 + 75 by rounding each number to the nearest 10: ______
- Estimate 41 + 66 by rounding each number to the nearest 10: ______
- Estimate 81 − 73 by rounding each number to the nearest 10: ______
- Estimate 83 + 39 by rounding each number to the nearest 10: ______
- Estimate 81 + 87 by rounding each number to the nearest 10: ______
- Estimate 22 + 52 by rounding each number to the nearest 10: ______
- Estimate 57 − 51 by rounding each number to the nearest 10: ______
- Estimate 22 + 48 by rounding each number to the nearest 10: ______
- Estimate 52 − 81 by rounding each number to the nearest 10: ______
- Estimate 23 − 86 by rounding each number to the nearest 10: ______
- Estimate 33 − 80 by rounding each number to the nearest 10: ______