Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 58 by rounding each number to the nearest 10: ______
- Estimate 52 + 42 by rounding each number to the nearest 10: ______
- Estimate 37 + 63 by rounding each number to the nearest 10: ______
- Estimate 23 − 71 by rounding each number to the nearest 10: ______
- Estimate 65 − 60 by rounding each number to the nearest 10: ______
- Estimate 83 + 22 by rounding each number to the nearest 10: ______
- Estimate 69 − 64 by rounding each number to the nearest 10: ______
- Estimate 39 + 26 by rounding each number to the nearest 10: ______
- Estimate 27 − 42 by rounding each number to the nearest 10: ______
- Estimate 58 − 57 by rounding each number to the nearest 10: ______
- Estimate 23 − 58 by rounding each number to the nearest 10: ______
- Estimate 30 + 46 by rounding each number to the nearest 10: ______
- Estimate 46 − 30 by rounding each number to the nearest 10: ______
- Estimate 88 + 32 by rounding each number to the nearest 10: ______
- Estimate 56 + 35 by rounding each number to the nearest 10: ______
- Estimate 23 + 38 by rounding each number to the nearest 10: ______
- Estimate 63 − 73 by rounding each number to the nearest 10: ______
- Estimate 77 + 38 by rounding each number to the nearest 10: ______
- Estimate 70 − 57 by rounding each number to the nearest 10: ______
- Estimate 46 + 56 by rounding each number to the nearest 10: ______