Everyday

Sales tax on a purchase, forward or in reverse.

Add shifts, subtract breaks, cross midnight safely.

kWh and monthly cost for any appliance.

How much fuel it burns and what the outage costs.

What the A/C or any appliance adds to your bill.

Cuerdas to metres, acres, hectares and feet.

Six modes: percent of, what percent, change and more.

Tip and total, split across the table.

Sales, stacked coupons and the final price with tax.

Trip cost and your monthly commute, in liters.

Fees, ACAA, insurance and inspection: your total.